Company lists · Data refreshed October 2026

Top 25 Oil and gas offshore support shore base services based in the United Kingdom

RevenueBase identified 789 company matches for oil and gas offshore support shore base services associated with the United Kingdom as of October 2026 and tracks 31,302 professional contacts across them, including 5,754 with verified work emails. Aberdeen is the largest hub.

This list covers company matches for oil and gas offshore support shore base services associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 28, 2026 How this list was built
789Companies
31,302Contacts tracked
5,754Verified emails
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The 25 largest oil and gas offshore support shore base services based in the United Kingdom

Ranked by team size
Top 25 of 789 company matches for oil and gas offshore support shore base services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Oct 28, 20265,001-10,0002,887 contacts →

Exact match

“We Are Valaris With decades of expertise and strategic commitment built on efficiency, capability and ingenuity, our sights are continually set toward a future built with purpose…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 28, 20261,001-5,0001,805 contacts →

Exact match

“Borr Drilling Limited is an offshore shallow-water drilling contractor providing worldwide offshore drilling services to the oil and gas industry.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 28, 20261,001-5,0001,264 contacts →

Exact match

“HUNTING is an energy services provider to the world's leading national and international oil and gas companies, manufacturing and distributing products that enable the extraction…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
4Exact matchAberdeenshire, United KingdomHQ recorded Oct 28, 2026501-1,000922 contacts →

Exact match

“Altera Infrastructure is a leading global energy infrastructure services group focused on the ownership and operation of offshore energy assets.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
5Exact matchAberdeen, United KingdomHQ recorded Oct 28, 2026201-500756 contacts →

Exact match

“Dolphin Drilling is the offshore drilling pioneer of the past and for the future.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
6Exact matchAberdeen, United KingdomHQ recorded Oct 28, 2026201-500558 contacts →

Exact match

“Boskalis Subsea Services is a world-leading provider of specialist subsea solutions for the offshore energy industry, seamlessly integrating services to deliver optimum results.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
7Exact matchWesthill, United KingdomHQ recorded Oct 28, 2026501-1,000482 contacts →

Exact match

“Ponticelli, Brand and Semco joined forces in 2019 to establish “PBS by Ponticelli”, an Aberdeen-based integrated services consortium led by Ponticelli.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
8Exact matchBurntisland, United KingdomHQ recorded Oct 28, 2026501-1,000420 contacts →

Exact match

“Briggs Marine is a leading provider of marine and environmental services, specialising in port and marine operations, subsea and environmental support and vessel charter.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
9Exact matchWesthill, United KingdomHQ recorded Oct 28, 2026501-1,000384 contacts →

Exact match

“Established in 1985, Ashtead Technology has grown organically and through strategic acquisition to become the leading provider of equipment rental solutions, advanced underwater…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
10Exact matchChelmsford, United KingdomHQ recorded Oct 28, 2026501-1,000360 contacts →

Exact match

“Global Marine is part of the Global Marine Group, and is a market leader in subsea cable installation and maintenance solutions to the telecoms and oil & gas sectors.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
11Exact matchWoking, United KingdomHQ recorded Oct 28, 2026201-500299 contacts →

Exact match

“2H Offshore delivers leading-edge advanced systems engineering for all types of offshore structures in the oil and gas and renewable energy sectors.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
12Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202651-200250 contacts →

Exact match

“An International Shipowning and Marine Investment Company.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
13Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202651-200224 contacts →

Exact match

“TEXO is a dynamic, UK-based industrial services provider that believes in meeting challenges head on.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
14Exact matchNorwich, United KingdomHQ recorded Oct 28, 20261,001-5,000215 contacts →

Exact match

“Shaping the future of maritime.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
15Exact matchAberdeen, United KingdomHQ recorded Oct 28, 2026501-1,000196 contacts →

Exact match

“Swire Energy Services, part of the global conglomerate, the Swire group, is the world's largest supplier of specialist offshore cargo carrying units to the global energy industry…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
16Exact matchNorwich, United KingdomHQ recorded Oct 28, 20261,001-5,000186 contacts →

Exact match

“Acteon delivers data-driven, engineering-led solutions across the lifecycle of offshore energy infrastructure.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
17Exact matchPortlethen, United KingdomHQ recorded Oct 28, 2026201-500177 contacts →

Exact match

“Fletcher operate and manage a modern fleet of Offshore Platform Supply Vessels, employing over 300 people to support our operations.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
18Exact matchGlasgow, United KingdomHQ recorded Oct 28, 2026201-500167 contacts →

Exact match

“SeaTec provides a comprehensive range of services and products to meet the needs of the shipping, offshore and defence industries.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
19Exact matchNorwich, United KingdomHQ recorded Oct 28, 202651-200160 contacts →

Exact match

“Aquaterra Energy provides intelligently engineered products and services for well access and offshore developments - supporting efficient operations across the full life cycle of…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
20Exact matchLowestoft, United KingdomHQ recorded Oct 28, 2026n/a159 contacts →

Exact match

“Seatrium Offshore Renewable Services Ltd (Seatrium ORS) has over 55 years of unparalleled expertise and experience in the offshore energy industry.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 28, 202651-200149 contacts →

Exact match

“Part of the Clarksons Group, the world’s leading provider of integrated shipping services.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
22Exact matchMiddlesbrough, United KingdomHQ recorded Oct 28, 202651-200149 contacts →

Exact match

“RTS Wind Limited specialise in the provision of services to the onshore and offshore renewable energy sector.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
23Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202651-200144 contacts →

Exact match

“MDL - We Build Innovation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
24Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202651-200128 contacts →

Exact match

“Founded in 1987, Dales Marine provide a diverse range of vessel and ship repair, fabrication, steelwork and engineering services for the shipping, oil & gas, chemical and civil…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
25Exact matchGreat Yarmouth, United KingdomHQ recorded Oct 28, 202651-200115 contacts →

Exact match

“Derrick Service UK Ltd (DSL) is a diversified oil & gas construction company which provides a broad range of products and services to the market from our Worldwide locations.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase

Showing 25 of 789 oil and gas offshore support shore base services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 5,754 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas offshore support shore base services based in the United Kingdom at a glance

As of Oct 28, 2026
18.4%Verified-email coverage
39.7Average contacts per company
11-50Median size (employees)
16.6%Largest-city concentration · Aberdeen
Oct 28, 2026Page data refreshed

Companies by employee count

1-10
367
11-50
220
51-200
115
201-500
31
501-1,000
21
1,001-5,000
17
5,001-10,000
2
10001+
3

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 789 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “oil and gas offshore support shore base services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 5,754 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “oil and gas offshore support shore base services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas offshore support shore base services are there based in the United Kingdom?

RevenueBase identified 789 company matches for oil and gas offshore support shore base services associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Ensco PLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oil and gas offshore support shore base services?

Aberdeen leads with 131 company records, followed by London (116) and Southampton (14).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 5,754 professional contacts with verified work emails tracked across these 789 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.